there is now considered to be no life on the Mars

there is now considered to be no life on the Mars NOVA IS THERE LIFE ON MARS怎么样 Most scientists believe that there is no life on Mars as c__ Starting with the ___ that there is life on the planet Mars, Could there be life on Mars?　　按首字母填空 ＿＿＿there be life on Mars? 1.There is no ____ on Mars,____ is known to all. 英语翻译The question whether there is life on Mars (火星) has made There will be no pollution on Mars,（）? There ______ no life on the moon.A.is said to have B.are sai why is there no life on the moon? ___we know,there is no life on the moon.